* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
section {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: #121212;
}
.bowl {
  position: relative;
  width: 300px;
  height: 300px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  border: 8px solid transparent;
}
.bowl::before {
  content: '';
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 40%;
  height: 30px;
  border: 15px solid #444;
  border-radius: 50%;
  box-shadow: 0 10px #222;
}
.bowl::after {
  content: '';
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 150px;
  height: 80px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
}
.bowl .liquid {
  position: absolute;
  width: 100%;
  top: 50%;
  bottom: 5px;
  background-color: var(--clr);
  border-bottom-left-radius: 150px;
  border-bottom-right-radius: 150px;
  filter: drop-shadow(0 0 80px var(--clr));
  transform-origin: top center;
  animation: animation 5s linear infinite;
}
.bowl .liquid::before {
  content: '';
  position: absolute;
  top: -10px;
  width: 100%;
  height: 20px;
  background: #1fa4e0;
  border-radius: 50%;
  filter: drop-shadow(0 0 80px #1fa4e0);
}
.shadow {
  position: absolute;
  top: calc(50% + 150px);
  left: 50%;
  transform: translate(-50%, -50%);
  width: 300px;
  height: 30px;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 50%;
}
@keyframes animate {
  0% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(20deg);
  }
  50% {
    transform: rotate(0deg);
  }
  75% {
    transform: rotate(-20deg);
  }
  100% {
    transform: rotate(0deg);
  }
}
@keyframes animation {
  0% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(15deg);
  }
  50% {
    transform: rotate(0deg);
  }
  75% {
    transform: rotate(-15deg);
  }
  100% {
    filter: hue-rotate(360deg);
    transform: rotate(0deg);
  }
}
